Word Meanings - SECTOR - Book Publishers vocabulary database

A part of a circle comprehended between two radii and the included arc. 2. A mathematical instrument, consisting of two rulers connected at one end by a joint, each arm marked with several scales, as of equal parts, chords, sines, tangents, etc.,

Additional info about word: SECTOR

A part of a circle comprehended between two radii and the included arc. 2. A mathematical instrument, consisting of two rulers connected at one end by a joint, each arm marked with several scales, as of equal parts, chords, sines, tangents, etc., one scale of each kind on each arm, and all on lines radiating from the common center of motion. The sector is used for plotting, etc., to any scale. 3. An astronomical instrument, the limb of which embraces a small portion only of a circle, used for measuring differences of declination too great for the compass of a micrometer. When it is used for measuring zenith distances of stars, it is called a zenith sector. Dip sector, an instrument used for measuring the dip of the horizon. -- Sector of a sphere, or Spherical sector, the solid generated by the revolution of the sector of a circle about one of its radii, or, more rarely, about any straight line drawn in the plane of the sector through its vertex.

Related words: (words related to SECTOR)

• CIRCLED
  Having the form of a circle; round. "Monthly changes in her circled orb." Shak.
• MARKETABLENESS
  Quality of being marketable.
• CONNECTOR
  One who, or that which, connects; as: A flexible tube for connecting the ends of glass tubes in pneumatic experiments. A device for holding two parts of an electrical conductor in contact.
• INSTRUMENTAL
  Pertaining to, made by, or prepared for, an instrument, esp. a musical instrument; as, instrumental music, distinguished from vocal music. "He defended the use of instrumental music in public worship." Macaulay. Sweet voices mix'd with instrumental
• CONSISTENTLY
  In a consistent manner.
• JOINTWEED
  A slender, nearly leafless, American herb (Polygonum articulatum), with jointed spikes of small flowers.
• EQUALIZER
  One who, or that which, equalizes anything.
• MARKETER
  One who attends a market to buy or sell; one who carries goods to market.
• MARKETSTEAD
  A market place. Drayton.
• CONSIST
  1. To stand firm; to be in a fixed or permanent state, as a body composed of parts in union or connection; to hold together; to be; to exist; to subsist; to be supported and maintained. He is before all things, and by him all things consist. Col.
• MARK
  A license of reprisals. See Marque.
• CONSISTORIAN
  Pertaining to a Presbyterian consistory; -- a contemptuous term of 17th century controversy. You fall next on the consistorian schismatics; for so you call Presbyterians. Milton.
• CONNECTIVELY
  In connjunction; jointly.
• EQUALIZE
  1. To make equal; to cause to correspond, or be like, in amount or degree as compared; as, to equalize accounts, burdens, or taxes. One poor moment can suffice To equalize the lofty and the low. Wordsworth. No system of instruction will completely
• JOINTURELESS
  Having no jointure.
• CONNECTEDLY
  In a connected manner.
• MARKSMAN
  One who makes his mark, instead of writing his name, in signing documents. Burrill. (more info) 1. One skillful to hit a mark with a missile; one who shoots well.
• MARKABLE
  Remarkable. Sandys.
• MARKIS
  A marquis. Chaucer.
• CONSISTENCE; CONSISTENCY
  1. The condition of standing or adhering together, or being fixed in union, as the parts of a body; existence; firmness; coherence; solidity. Water, being divided, maketh many circles, till it restore itself to the natural consistence. Bacon. We
• SEAMARK
  Any elevated object on land which serves as a guide to mariners; a beacon; a landmark visible from the sea, as a hill, a tree, a steeple, or the like. Shak.
• TRADE-MARK
  A peculiar distinguishing mark or device affixed by a manufacturer or a merchant to his goods, the exclusive right of using which is recognized by law.
• UNJOINT
  To disjoint.
• STRAIGHT-JOINT
  Having straight joints. Specifically: Applied to a floor the boards of which are so laid that the joints form a continued line transverse to the length of the boards themselves. Brandle & C. In the United States, applied to planking or flooring
• BOOKMARK
  Something placed in a book to guide in finding a particular page or passage; also, a label in a book to designate the owner; a bookplate.
• UNCOMPREHEND
  To fail to comprehend. Daniel.
• UNEQUALABLE
  Not capable of being equaled or paralleled. Boyle.
• COMMARK
  The frontier of a country; confines. Shelton.
• BUSINESS
  The position, distribution, and order of persons and properties on the stage of a theater, as determined by the stage manager in rehearsal. 7. Care; anxiety; diligence. Chaucer. To do one's business, to ruin one. Wycherley. -- To make one's
• DISJOINT
  Disjointed; unconnected; -- opposed to conjoint. Milton.
• REMARKER
  One who remarks.
• INEQUALITY
  An expression consisting of two unequal quantities, with the sign of inequality between them; as, the inequality 2 < 3, or 4 > 1. (more info) 1. The quality of being unequal; difference, or want of equality, in any respect; lack of uniformity;
• FOOTMARK
  A footprint; a track or vestige. Coleridge.
• SWANMARK
  A mark of ownership cut on the bill or swan. Encyc. Brit.